SE409522B - DEVICE FOR READING A DISC SHARED CARRIER - Google Patents

DEVICE FOR READING A DISC SHARED CARRIER

Info

Publication number
SE409522B
SE409522B SE7511102A SE7511102A SE409522B SE 409522 B SE409522 B SE 409522B SE 7511102 A SE7511102 A SE 7511102A SE 7511102 A SE7511102 A SE 7511102A SE 409522 B SE409522 B SE 409522B
Authority
SE
Sweden
Prior art keywords
reading
shared carrier
disc
disc shared
carrier
Prior art date
Application number
SE7511102A
Other languages
Swedish (sv)
Other versions
SE7511102L (en
Inventor
Haan M R De
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of SE7511102L publication Critical patent/SE7511102L/en
Publication of SE409522B publication Critical patent/SE409522B/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/83—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal
    • H04N9/835—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded chrominance signal occupying a frequency band under the frequency band of the recorded brightness signal involving processing of the sound signal

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Television Signal Processing For Recording (AREA)
SE7511102A 1974-10-07 1975-10-03 DEVICE FOR READING A DISC SHARED CARRIER SE409522B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7413162A NL7413162A (en) 1974-10-07 1974-10-07 DEVICE FOR READING A DISK-SHAPED RECORDING CARRIER.

Publications (2)

Publication Number Publication Date
SE7511102L SE7511102L (en) 1976-04-08
SE409522B true SE409522B (en) 1979-08-20

Family

ID=19822226

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7511102A SE409522B (en) 1974-10-07 1975-10-03 DEVICE FOR READING A DISC SHARED CARRIER

Country Status (14)

Country Link
US (1) US3962721A (en)
JP (1) JPS5935089B2 (en)
AT (1) AT342678B (en)
AU (1) AU499190B2 (en)
BR (1) BR7506497A (en)
CA (1) CA1070832A (en)
DE (1) DE2542443C2 (en)
ES (1) ES441519A1 (en)
FR (1) FR2287817A1 (en)
GB (1) GB1527763A (en)
IT (1) IT1047343B (en)
NL (1) NL7413162A (en)
NO (1) NO753353L (en)
SE (1) SE409522B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325987A1 (en) * 1975-09-29 1977-04-22 Thomson Brandt OPTICAL READING DEVICE FOR A RECORDING
NL7600843A (en) * 1976-01-28 1977-08-01 Philips Nv DEVICE FOR READING A RECORDING CARRIER ON WHICH INFORMATION, FOR EXAMPLE AND / OR AUDIO INFORMATION, HAS BEEN STORED.
US4030835A (en) * 1976-05-28 1977-06-21 Rca Corporation Defect detection system
GB1532345A (en) * 1976-06-25 1978-11-15 Hitachi Ltd Information play-back apparatus
JPS538107A (en) * 1976-07-12 1978-01-25 Mansei Kogyo Kk Optical information reader
GB1570799A (en) * 1977-01-28 1980-07-09 Jacobs E Binary coded digital optical record
GB2048547B (en) * 1979-03-27 1983-03-30 Shibaura Denki Kk Video disc and playback system therefore
FR2481501B1 (en) * 1980-04-25 1985-09-13 Philips Nv RECORDING CARRIER COMPRISING AN OPTICALLY READABLE INFORMATION STRUCTURE AND DEVICE FOR READING SUCH A RECORDING CARRIER
US4484319A (en) * 1980-09-19 1984-11-20 Matsushita Electric Industrial Co., Ltd. Apparatus for locating a track on disc-like optical information carriers
JPS5766533A (en) * 1980-10-09 1982-04-22 Olympus Optical Co Ltd Optical information reader
US4414658A (en) * 1981-06-12 1983-11-08 Mcdonnell Douglas Corporation Linear tracking arrangement in a photographic disc type information containing system
NL8204555A (en) * 1981-11-25 1983-06-16 Hitachi Ltd DEVICE FOR RECORDING AND DISPLAYING INFORMATION.
JPS58150145A (en) * 1982-03-03 1983-09-06 Toshiba Corp Tracking control circuit of optical digital disc player
JPS5919250A (en) * 1982-07-21 1984-01-31 Hitachi Ltd Recording and reproducing device of optical information
JPS6020328A (en) * 1983-07-14 1985-02-01 Olympus Optical Co Ltd Optical disk device
JPS59132430A (en) * 1983-12-12 1984-07-30 Hitachi Ltd Information reproducing device
JPS60250997A (en) * 1984-05-28 1985-12-11 岩崎　孝生 Writing utensil having perfume
US4752922A (en) * 1984-07-06 1988-06-21 Storage Technology Partners 11 Optical disk recording and readout system having read, write and coarse light beams
DE3677645D1 (en) * 1985-07-05 1991-04-04 Mitsubishi Electric Corp OPTICAL SIGNAL COLLECTOR.
NL8702071A (en) * 1987-09-03 1989-04-03 Philips Nv DEVICE FOR POINT SCANNING OF AN OBJECT.
JPH0231791U (en) * 1988-08-25 1990-02-28
US6310691B2 (en) * 1998-04-24 2001-10-30 Hewlett-Packard Company Technique for scanning documents using a spiral path locus
US7565063B2 (en) * 2002-10-16 2009-07-21 Hasbro, Inc. Media formatting and system for interactive game programming
US7457531B2 (en) * 2002-10-16 2008-11-25 Hasbro, Inc. Low bandwidth image system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3207904A (en) * 1962-04-09 1965-09-21 Western Electric Co Electro-optical article positioning system
US3634689A (en) * 1969-04-22 1972-01-11 Hitachi Ltd Automatic position or condition control devices using relative rotation, linear positioning, and magnification
US3679307A (en) * 1970-02-19 1972-07-25 Ati Inc Non-contacting optical probe
US3657547A (en) * 1971-01-20 1972-04-18 Us Army Monopulse gain balanced amplification system using pilot carrier techniques
NL173343C (en) * 1972-03-29 1984-01-02 Philips Nv Apparatus for reading a disc-shaped record carrier with image and / or audio signals encoded in optical form.
FR2212070A6 (en) * 1972-08-25 1974-07-19 Thomson Csf

Also Published As

Publication number Publication date
JPS5164944A (en) 1976-06-04
CA1070832A (en) 1980-01-29
AU499190B2 (en) 1979-04-05
NL7413162A (en) 1976-04-09
JPS5935089B2 (en) 1984-08-27
ES441519A1 (en) 1977-04-01
DE2542443A1 (en) 1976-04-15
AU8548675A (en) 1977-04-21
IT1047343B (en) 1980-09-10
FR2287817B1 (en) 1978-09-22
GB1527763A (en) 1978-10-11
DE2542443C2 (en) 1982-04-15
US3962721A (en) 1976-06-08
BR7506497A (en) 1976-08-10
NO753353L (en) 1976-04-08
ATA761175A (en) 1977-08-15
SE7511102L (en) 1976-04-08
AT342678B (en) 1978-04-10
FR2287817A1 (en) 1976-05-07

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